Home / 226,926.21-313,155.60-124,949.55

Finding the Fourth Proportional to 226,926.21, 313,155.60 and 124,949.55

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Solution

The fourth proportional to 226,926.21, 313,155.60 and 124,949.55 is: 172,428.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,926.21 : 313,155.60 = 124,949.55 : x
  2. Step 2: Convert to fraction form
    226,926.21/313,155.60 = 124,949.55/x
  3. Step 3: Cross multiply
    226,926.21x = 313,155.60 × 124,949.55
  4. Step 4: Simplify right side
    226,926.21x = 39,128,651,299.98
  5. Step 5: Solve for x
    x = 39,128,651,299.98/226,926.21
  6. Step 6: Final answer
    x = 172,428.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.